Step 12 Optional: Installing External Controller; Step 13 Connecting The Power And Communication Cables - Samsung AC BN DCH Series Installation Manual

Step 12 Optional: Installing external
controller
Accessories (External controller : MIM-B14)
External Controller
Haness Wire
Screw
1
indoor unit.(See the picture).
2 Attach the external controller PCB to the case in the control box
of the indoor unit.
3 Connect the harness wires.
Step 13 Connecting the power and
communication cables
• Always remember to connect the refrigerant pipes before
performing the electric connections. When disconnecting
PCB Case
the system, always disconnect the electric cables before
disconnecting the refrigerant pipes.
• Always remember to connect the air conditioner to the grounding
system before performing the electric connections. Use a crimp ring
Haness Wire
terminal at the end of each wire.
The indoor unit is powered through the outdoor unit by means
insulation in synthetic rubber and a jacket in polychloroprene
standard EN 60335-2-40.
1 Remove the screw on the electrical component box and remove
the cover plate.
2 Route the connection cord through the side of the indoor unit
and connect the cable to the terminals refer to the figure below.
3 Route the other end of the cable to the outdoor unit through the
4 Reassemble the electrical component box cover, carefully
tightening the screw.
AC***BNLDCH
Cable clamp
CAUTION
CAUTION
Indoor Unit
F1
L(L1) N(L2) 1 2
Outdoor Unit
1(L) 2(N) L
Cable clamp
Main power
Indoor Power cable
cable
F2
V1 V2 F3 F4
N F1 F2
Cable
tie
Communication
cable
English
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